Home / 1,253,996.32-1,730,525.09-681,040.59

Finding the Fourth Proportional to 1,253,996.32, 1,730,525.09 and 681,040.59

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Solution

The fourth proportional to 1,253,996.32, 1,730,525.09 and 681,040.59 is: 939,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,996.32 : 1,730,525.09 = 681,040.59 : x
  2. Step 2: Convert to fraction form
    1,253,996.32/1,730,525.09 = 681,040.59/x
  3. Step 3: Cross multiply
    1,253,996.32x = 1,730,525.09 × 681,040.59
  4. Step 4: Simplify right side
    1,253,996.32x = 1,178,557,828,142.93
  5. Step 5: Solve for x
    x = 1,178,557,828,142.93/1,253,996.32
  6. Step 6: Final answer
    x = 939,841.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.